Cost of Living in Florissant

Florissant's cost of living runs genuinely low on housing, though St. Louis County's own effective property-tax rate runs highest among Missouri's 115 counties.

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Dramatically low housing costs

Florissant's average home value ran approximately $187,589 per Zillow -- genuinely, dramatically below both national and St. Louis metro figures.

A real property-tax offset

St. Louis County's effective property tax rate ran 1.20% -- the highest of any Missouri county -- though Florissant's low home values keep the actual dollar bill modest relative to pricier county suburbs.

Missouri's newly flat state income tax

Missouri's real, flat 4.0% state income tax (effective January 1, 2026) applies statewide, including in Florissant.

Key takeaways

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Last reviewed: 2026-08-27. Independent research; not financial, tax, or legal advice -- confirm current figures with a local professional before making a decision.